QuantLib: a free/open-source library for quantitative finance
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Public Member Functions | Protected Member Functions | Private Attributes | List of all members
AtmSmileSection Class Reference

#include <ql/termstructures/volatility/atmsmilesection.hpp>

+ Inheritance diagram for AtmSmileSection:
+ Collaboration diagram for AtmSmileSection:

Public Member Functions

 AtmSmileSection (const ext::shared_ptr< SmileSection > &source, Real atm=Null< Real >())
 
Real minStrike () const override
 
Real maxStrike () const override
 
Real atmLevel () const override
 
const DateexerciseDate () const override
 
Time exerciseTime () const override
 
const DayCounterdayCounter () const override
 
const DatereferenceDate () const override
 
VolatilityType volatilityType () const override
 
Rate shift () const override
 
- Public Member Functions inherited from SmileSection
 SmileSection (const Date &d, DayCounter dc=DayCounter(), const Date &referenceDate=Date(), VolatilityType type=ShiftedLognormal, Rate shift=0.0)
 
 SmileSection (Time exerciseTime, DayCounter dc=DayCounter(), VolatilityType type=ShiftedLognormal, Rate shift=0.0)
 
 SmileSection ()=default
 
 ~SmileSection () override=default
 
void update () override
 
virtual Real minStrike () const =0
 
virtual Real maxStrike () const =0
 
Real variance (Rate strike) const
 
Volatility volatility (Rate strike) const
 
virtual Real atmLevel () const =0
 
virtual const DateexerciseDate () const
 
virtual VolatilityType volatilityType () const
 
virtual Rate shift () const
 
virtual const DatereferenceDate () const
 
virtual Time exerciseTime () const
 
virtual const DayCounterdayCounter () const
 
virtual Real optionPrice (Rate strike, Option::Type type=Option::Call, Real discount=1.0) const
 
virtual Real digitalOptionPrice (Rate strike, Option::Type type=Option::Call, Real discount=1.0, Real gap=1.0e-5) const
 
virtual Real vega (Rate strike, Real discount=1.0) const
 
virtual Real density (Rate strike, Real discount=1.0, Real gap=1.0E-4) const
 
Volatility volatility (Rate strike, VolatilityType type, Real shift=0.0) const
 
- Public Member Functions inherited from Observable
 Observable ()
 
 Observable (const Observable &)
 
Observableoperator= (const Observable &)
 
 Observable (Observable &&)=delete
 
Observableoperator= (Observable &&)=delete
 
virtual ~Observable ()=default
 
void notifyObservers ()
 
- Public Member Functions inherited from Observer
 Observer ()=default
 
 Observer (const Observer &)
 
Observeroperator= (const Observer &)
 
virtual ~Observer ()
 
std::pair< iterator, boolregisterWith (const ext::shared_ptr< Observable > &)
 
void registerWithObservables (const ext::shared_ptr< Observer > &)
 
Size unregisterWith (const ext::shared_ptr< Observable > &)
 
void unregisterWithAll ()
 
virtual void update ()=0
 
virtual void deepUpdate ()
 

Protected Member Functions

Volatility volatilityImpl (Rate strike) const override
 
Real varianceImpl (Rate strike) const override
 
- Protected Member Functions inherited from SmileSection
virtual void initializeExerciseTime () const
 
virtual Real varianceImpl (Rate strike) const
 
virtual Volatility volatilityImpl (Rate strike) const =0
 

Private Attributes

ext::shared_ptr< SmileSectionsource_
 
Real f_
 

Additional Inherited Members

- Public Types inherited from Observer
typedef set_type::iterator iterator
 

Detailed Description

Definition at line 32 of file atmsmilesection.hpp.

Constructor & Destructor Documentation

◆ AtmSmileSection()

AtmSmileSection ( const ext::shared_ptr< SmileSection > &  source,
Real  atm = Null<Real>() 
)

Definition at line 24 of file atmsmilesection.cpp.

Member Function Documentation

◆ minStrike()

Real minStrike ( ) const
overridevirtual

Implements SmileSection.

Definition at line 37 of file atmsmilesection.hpp.

◆ maxStrike()

Real maxStrike ( ) const
overridevirtual

Implements SmileSection.

Definition at line 38 of file atmsmilesection.hpp.

◆ atmLevel()

Real atmLevel ( ) const
overridevirtual

Implements SmileSection.

Definition at line 39 of file atmsmilesection.hpp.

◆ exerciseDate()

const Date & exerciseDate ( ) const
overridevirtual

Reimplemented from SmileSection.

Definition at line 40 of file atmsmilesection.hpp.

◆ exerciseTime()

Time exerciseTime ( ) const
overridevirtual

Reimplemented from SmileSection.

Definition at line 41 of file atmsmilesection.hpp.

◆ dayCounter()

const DayCounter & dayCounter ( ) const
overridevirtual

Reimplemented from SmileSection.

Definition at line 42 of file atmsmilesection.hpp.

◆ referenceDate()

const Date & referenceDate ( ) const
overridevirtual

Reimplemented from SmileSection.

Definition at line 43 of file atmsmilesection.hpp.

◆ volatilityType()

VolatilityType volatilityType ( ) const
overridevirtual

Reimplemented from SmileSection.

Definition at line 44 of file atmsmilesection.hpp.

◆ shift()

Rate shift ( ) const
overridevirtual

Reimplemented from SmileSection.

Definition at line 45 of file atmsmilesection.hpp.

◆ volatilityImpl()

Volatility volatilityImpl ( Rate  strike) const
overrideprotectedvirtual

Implements SmileSection.

Definition at line 48 of file atmsmilesection.hpp.

◆ varianceImpl()

Real varianceImpl ( Rate  strike) const
overrideprotectedvirtual

Reimplemented from SmileSection.

Definition at line 51 of file atmsmilesection.hpp.

Member Data Documentation

◆ source_

ext::shared_ptr<SmileSection> source_
private

Definition at line 54 of file atmsmilesection.hpp.

◆ f_

Real f_
private

Definition at line 55 of file atmsmilesection.hpp.